package com.xiaowenxiong.service;

import com.xiaowenxiong.entity.Sc;

/**
 * Created by 15c on 2017/6/6.
 */
public interface ScService {
    int updateGrade(Sc sc);

    Double getAllCcredit(String sno);

    int addGrade(Sc sc);

    /**
     * 删除该生全部成绩记录
     * @param sno
     * @return
     */
    int deleteGrade(String sno);

    int deleteOneGrade(Sc sc);
}
